Fujitsu MCM3130AP, MCM3064AP 107 START/STOP UNIT command, 108 START/STOP/EJECT processing

Models: MCM3130AP MCM3064AP

1 202
Download 202 pages 27.76 Kb
Page 147
Image 147
4.6.19 START/STOP UNIT command

4.6 Packet Commands

4.6.19 START/STOP UNIT command

Table 4.107 START/STOP UNIT command

Bit

7

6

5

 

4

 

3

 

2

1

0

Byte

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

Operation Code (1Bh)

 

 

 

 

 

 

 

 

 

 

 

 

1

Logical Unit Number

 

 

 

Reserved

 

 

IMMED

 

 

 

 

 

 

 

 

 

 

2-3

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

Reserved

 

 

 

 

LoEj

Start

 

 

 

 

 

 

 

 

 

 

5-11

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The START/STOP UNIT command ejects media or starts and stops rotating the disk.

When the IMMED (Immediate) bit is 1, command completion is reported before processing is completed.

Processing for other values is listed in Table 4.108.

Table 4.108 START/STOP/EJECT processing

LoEj

Start

Processing

 

 

 

0

0

Stops disk rotation.

 

 

 

0

1

Starts disk rotation and checks the format type of media.

 

 

 

1

0

Ejects media if possible.

 

 

 

1

1

Ends abnormally (ILLEGAL REQUEST).

 

 

 

C156-E227-01EN

4-77

Page 147
Image 147
Fujitsu MCM3130AP, MCM3064AP manual 107 START/STOP UNIT command, 108 START/STOP/EJECT processing, Packet Commands